IP Library Assignment 004123/0554
Patent Assignment
Reel/Frame 004123/0554

Assignment of Assignors Interest.

Recorded: 1983-05-02 Pages: 2
Assignors
PONTES, VIRGIL M.
Executed: 1983-04-06
YOUNG, LAWRENCE C.
Executed: 1983-04-06
Assignee
DOUBLE E COMPANY INC.
A CORP. OF MA, BROCKTON, MASSACHUSETTS
Covered Property (1)
Core-Engager Retainer for an Expansible Shaft
Patent: 4,433,814 →
Application: 06/485,111 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest 11/28/90 Nov 29, 1990
From: DOUBLE E COMPANY, INC., A CORP. OF MA
To: STATE STREET BANK AND TRUST COMPANY
Reel/Frame 005604/0755 →